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Phonology
- Consonant Inventories (1207 languages)
- Vowel Quality Inventories (1220 languages)
- Consonant-Vowel Ratio (1135 languages)
- Voicing in Plosives and Fricatives (1191 languages)
- Voicing and Gaps in Plosive Systems (1155 languages)
- Uvular Consonants (1181 languages)
- Glottalized Consonants (1156 languages)
- Lateral Consonants (1169 languages)
- The Velar Nasal (1176 languages)
- Vowel Nasalization (1164 languages)
- Front Rounded Vowels (1151 languages)
- Syllable Structure (1182 languages)
- Tone (1202 languages)
- Fixed Stress Locations (1004 languages)
- Weight-Sensitive Stress (863 languages)
- Weight Factors in Weight-Sensitive Stress Systems (826 languages)
- Rhythm Types (724 languages)
- Absence of Common Consonants (1144 languages)
- Presence of Uncommon Consonants (1142 languages)
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Morphology
- Fusion of Selected Inflectional Formatives (869 languages)
- Exponence of Selected Inflectional Formatives (817 languages)
- Inflectional Synthesis of the Verb (792 languages)
- Locus of Marking in the Clause (809 languages)
- Locus of Marking in Possessive Noun Phrases (794 languages)
- Locus of Marking: Whole-language Typology (741 languages)
- Prefixing vs. Suffixing in Inflectional Morphology (861 languages)
- Reduplication (845 languages)
- Case Syncretism (821 languages)
- Syncretism in Verbal Person/Number Marking (817 languages)
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Nominal Categories
- Number of Genders (1094 languages)
- Sex-based and Non-sex-based Gender Systems (1051 languages)
- Systems of Gender Assignment (1007 languages)
- Coding of Nominal Plurality (1022 languages)
- Occurrence of Nominal Plurality (929 languages)
- Plurality in Independent Personal Pronouns (859 languages)
- The Associative Plural (638 languages)
- Definite Articles (996 languages)
- Indefinite Articles (975 languages)
- Inclusive/Exclusive Distinction in Independent Pronouns (897 languages)
- Inclusive/Exclusive Distinction in Verbal Inflection (883 languages)
- Distance Contrasts in Demonstratives (803 languages)
- Pronominal and Adnominal Demonstratives (651 languages)
- Third Person Pronouns and Demonstratives (726 languages)
- Gender Distinctions in Independent Personal Pronouns (851 languages)
- Politeness Distinctions in Pronouns (828 languages)
- Indefinite Pronouns (582 languages)
- Intensifiers and Reflexive Pronouns (562 languages)
- Person Marking on Adpositions (731 languages)
- Number of Cases (916 languages)
- Asymmetrical Case-Marking (732 languages)
- Position of Case Affixes (847 languages)
- Comitatives and Instrumentals (682 languages)
- Ordinal Numerals (715 languages)
- Distributive Numerals (505 languages)
- Numeral Classifiers (699 languages)
- Conjunctions and Universal Quantifiers (453 languages)
- Position of Pronominal Possessive Affixes (748 languages)
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Nominal Syntax
- Obligatory Possessive Inflection (769 languages)
- Possessive Classification (725 languages)
- Genitives, Adjectives and Relative Clauses (639 languages)
- Adjectives without Nouns (632 languages)
- Action Nominal Constructions (453 languages)
- Noun Phrase Conjunction (646 languages)
- Nominal and Verbal Conjunction (633 languages)
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Verbal Categories
- Perfective/Imperfective Aspect (827 languages)
- The Past Tense (884 languages)
- The Future Tense (880 languages)
- The Perfect (782 languages)
- Position of Tense-Aspect Affixes (818 languages)
- The Morphological Imperative (705 languages)
- The Prohibitive (656 languages)
- Imperative-Hortative Systems (481 languages)
- The Optative (665 languages)
- Situational Possibility (530 languages)
- Epistemic Possibility (515 languages)
- Overlap between Situational and Epistemic Modal Marking (443 languages)
- Semantic Distinctions of Evidentiality (605 languages)
- Coding of Evidentiality (643 languages)
- Suppletion According to Tense and Aspect (602 languages)
- Verbal Number and Suppletion (600 languages)
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Word Order
- Order of Subject, Object and Verb (986 languages)
- Order of Subject and Verb (946 languages)
- Order of Object and Verb (939 languages)
- Order of Object, Oblique, and Verb (737 languages)
- Order of Adposition and Noun Phrase (822 languages)
- Order of Genitive and Noun (878 languages)
- Order of Adjective and Noun (911 languages)
- Order of Demonstrative and Noun (809 languages)
- Order of Numeral and Noun (828 languages)
- Order of Relative Clause and Noun (737 languages)
- Order of Degree Word and Adjective (584 languages)
- Position of Polar Question Particles (708 languages)
- Position of Interrogative Phrases in Content Questions (654 languages)
- Order of Adverbial Subordinator and Clause (556 languages)
- Relationship between the Order of Object and Verb and the Order of Adposition and Noun Phrase (663 languages)
- Relationship between the Order of Object and Verb and the Order of Relative Clause and Noun (644 languages)
- Relationship between the Order of Object and Verb and the Order of Adjective and Noun (683 languages)
- Order of Negative Morpheme and Verb (614 languages)
- Position of Negative Morpheme With Respect to Subject, Object and Verb (567 languages)
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Simple Clauses
- Alignment of Case Marking of Full Noun Phrases (736 languages)
- Alignment of Case Marking of Pronouns (696 languages)
- Alignment of Verbal Person Marking (668 languages)
- Expression of Pronominal Subjects (674 languages)
- Verbal Person Marking (743 languages)
- Third Person Zero of Verbal Person Marking (668 languages)
- Order of Person Markers on the Verb (657 languages)
- Ditransitive Constructions: The Verb 'Give' (596 languages)
- Reciprocal Constructions (504 languages)
- Passive Constructions (683 languages)
- Antipassive Constructions (589 languages)
- Applicative Constructions (496 languages)
- Periphrastic Causative Constructions (298 languages)
- Nonperiphrastic Causative Constructions (435 languages)
- Negative Morphemes (696 languages)
- Symmetric and Asymmetric Standard Negation (513 languages)
- Subtypes of Asymmetric Standard Negation (403 languages)
- Negative Indefinite Pronouns and Predicate Negation (361 languages)
- Polar Questions (665 languages)
- Predicative Possession (488 languages)
- Predicative Adjectives (548 languages)
- Nominal and Locational Predication (509 languages)
- Zero Copula for Predicate Nominals (586 languages)
- Comparative Constructions (430 languages)
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Complex Sentences
- Relativization on Subjects (524 languages)
- Relativization on Obliques (480 languages)
- 'Want' Complement Subjects (446 languages)
- Purpose Clauses (394 languages)
- 'When' Clauses (406 languages)
- Reason Clauses (397 languages)
- Utterance Complement Clauses (366 languages)
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Lexicon
- Hand and Arm (730 languages)
- Finger and Hand (710 languages)
- Numeral Bases (797 languages)
- Number of Non-Derived Basic Colour Categories (374 languages)
- Number of Basic Colour Categories (357 languages)
- Green and Blue (573 languages)
- Red and Yellow (574 languages)
- M-T Pronouns (614 languages)
- N-M Pronouns (608 languages)
- Tea (530 languages)
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Sign Languages
- Irregular Negatives in Sign Languages (76 languages)
- Question Particles in Sign Languages (80 languages)
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Other
- Writing Systems (699 languages)
- Para-Linguistic Usages of Clicks (406 languages)
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Conlang-specific
- Conlang type (880 languages)