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Phonology
- Consonant Inventories (1197 languages)
- Vowel Quality Inventories (1209 languages)
- Consonant-Vowel Ratio (1125 languages)
- Voicing in Plosives and Fricatives (1181 languages)
- Voicing and Gaps in Plosive Systems (1145 languages)
- Uvular Consonants (1171 languages)
- Glottalized Consonants (1145 languages)
- Lateral Consonants (1159 languages)
- The Velar Nasal (1166 languages)
- Vowel Nasalization (1153 languages)
- Front Rounded Vowels (1142 languages)
- Syllable Structure (1172 languages)
- Tone (1192 languages)
- Fixed Stress Locations (995 languages)
- Weight-Sensitive Stress (854 languages)
- Weight Factors in Weight-Sensitive Stress Systems (819 languages)
- Rhythm Types (717 languages)
- Absence of Common Consonants (1135 languages)
- Presence of Uncommon Consonants (1134 languages)
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Morphology
- Fusion of Selected Inflectional Formatives (862 languages)
- Exponence of Selected Inflectional Formatives (809 languages)
- Inflectional Synthesis of the Verb (783 languages)
- Locus of Marking in the Clause (800 languages)
- Locus of Marking in Possessive Noun Phrases (785 languages)
- Locus of Marking: Whole-language Typology (733 languages)
- Prefixing vs. Suffixing in Inflectional Morphology (852 languages)
- Reduplication (835 languages)
- Case Syncretism (813 languages)
- Syncretism in Verbal Person/Number Marking (809 languages)
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Nominal Categories
- Number of Genders (1085 languages)
- Sex-based and Non-sex-based Gender Systems (1042 languages)
- Systems of Gender Assignment (998 languages)
- Coding of Nominal Plurality (1013 languages)
- Occurrence of Nominal Plurality (920 languages)
- Plurality in Independent Personal Pronouns (850 languages)
- The Associative Plural (629 languages)
- Definite Articles (987 languages)
- Indefinite Articles (966 languages)
- Inclusive/Exclusive Distinction in Independent Pronouns (888 languages)
- Inclusive/Exclusive Distinction in Verbal Inflection (874 languages)
- Distance Contrasts in Demonstratives (795 languages)
- Pronominal and Adnominal Demonstratives (643 languages)
- Third Person Pronouns and Demonstratives (718 languages)
- Gender Distinctions in Independent Personal Pronouns (843 languages)
- Politeness Distinctions in Pronouns (820 languages)
- Indefinite Pronouns (576 languages)
- Intensifiers and Reflexive Pronouns (554 languages)
- Person Marking on Adpositions (723 languages)
- Number of Cases (908 languages)
- Asymmetrical Case-Marking (724 languages)
- Position of Case Affixes (839 languages)
- Comitatives and Instrumentals (674 languages)
- Ordinal Numerals (707 languages)
- Distributive Numerals (499 languages)
- Numeral Classifiers (691 languages)
- Conjunctions and Universal Quantifiers (446 languages)
- Position of Pronominal Possessive Affixes (743 languages)
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Nominal Syntax
- Obligatory Possessive Inflection (762 languages)
- Possessive Classification (717 languages)
- Genitives, Adjectives and Relative Clauses (633 languages)
- Adjectives without Nouns (625 languages)
- Action Nominal Constructions (447 languages)
- Noun Phrase Conjunction (639 languages)
- Nominal and Verbal Conjunction (627 languages)
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Verbal Categories
- Perfective/Imperfective Aspect (821 languages)
- The Past Tense (877 languages)
- The Future Tense (874 languages)
- The Perfect (775 languages)
- Position of Tense-Aspect Affixes (811 languages)
- The Morphological Imperative (699 languages)
- The Prohibitive (648 languages)
- Imperative-Hortative Systems (475 languages)
- The Optative (657 languages)
- Situational Possibility (524 languages)
- Epistemic Possibility (509 languages)
- Overlap between Situational and Epistemic Modal Marking (438 languages)
- Semantic Distinctions of Evidentiality (599 languages)
- Coding of Evidentiality (637 languages)
- Suppletion According to Tense and Aspect (597 languages)
- Verbal Number and Suppletion (594 languages)
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Word Order
- Order of Subject, Object and Verb (979 languages)
- Order of Subject and Verb (939 languages)
- Order of Object and Verb (932 languages)
- Order of Object, Oblique, and Verb (730 languages)
- Order of Adposition and Noun Phrase (814 languages)
- Order of Genitive and Noun (870 languages)
- Order of Adjective and Noun (905 languages)
- Order of Demonstrative and Noun (803 languages)
- Order of Numeral and Noun (821 languages)
- Order of Relative Clause and Noun (732 languages)
- Order of Degree Word and Adjective (579 languages)
- Position of Polar Question Particles (701 languages)
- Position of Interrogative Phrases in Content Questions (649 languages)
- Order of Adverbial Subordinator and Clause (551 languages)
- Relationship between the Order of Object and Verb and the Order of Adposition and Noun Phrase (658 languages)
- Relationship between the Order of Object and Verb and the Order of Relative Clause and Noun (638 languages)
- Relationship between the Order of Object and Verb and the Order of Adjective and Noun (679 languages)
- Order of Negative Morpheme and Verb (608 languages)
- Position of Negative Morpheme With Respect to Subject, Object and Verb (561 languages)
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Simple Clauses
- Alignment of Case Marking of Full Noun Phrases (731 languages)
- Alignment of Case Marking of Pronouns (690 languages)
- Alignment of Verbal Person Marking (662 languages)
- Expression of Pronominal Subjects (668 languages)
- Verbal Person Marking (738 languages)
- Third Person Zero of Verbal Person Marking (662 languages)
- Order of Person Markers on the Verb (652 languages)
- Ditransitive Constructions: The Verb 'Give' (590 languages)
- Reciprocal Constructions (496 languages)
- Passive Constructions (676 languages)
- Antipassive Constructions (583 languages)
- Applicative Constructions (491 languages)
- Periphrastic Causative Constructions (295 languages)
- Nonperiphrastic Causative Constructions (431 languages)
- Negative Morphemes (690 languages)
- Symmetric and Asymmetric Standard Negation (506 languages)
- Subtypes of Asymmetric Standard Negation (400 languages)
- Negative Indefinite Pronouns and Predicate Negation (357 languages)
- Polar Questions (658 languages)
- Predicative Possession (484 languages)
- Predicative Adjectives (543 languages)
- Nominal and Locational Predication (505 languages)
- Zero Copula for Predicate Nominals (581 languages)
- Comparative Constructions (424 languages)
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Complex Sentences
- Relativization on Subjects (519 languages)
- Relativization on Obliques (475 languages)
- 'Want' Complement Subjects (440 languages)
- Purpose Clauses (389 languages)
- 'When' Clauses (401 languages)
- Reason Clauses (392 languages)
- Utterance Complement Clauses (361 languages)
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Lexicon
- Hand and Arm (723 languages)
- Finger and Hand (703 languages)
- Numeral Bases (790 languages)
- Number of Non-Derived Basic Colour Categories (368 languages)
- Number of Basic Colour Categories (352 languages)
- Green and Blue (565 languages)
- Red and Yellow (566 languages)
- M-T Pronouns (608 languages)
- N-M Pronouns (602 languages)
- Tea (523 languages)
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Sign Languages
- Irregular Negatives in Sign Languages (75 languages)
- Question Particles in Sign Languages (78 languages)
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Other
- Writing Systems (693 languages)
- Para-Linguistic Usages of Clicks (403 languages)
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Conlang-specific
- Conlang type (872 languages)