Af Adjective qualificative Afc Adjective qualificative comparative Afp Adjective qualificative positive Afs Adjective qualificative superlative 4. The choice of these four categories is based on distributional facts, though at a rather high level of abstraction. Most general pronouns do not, although they too sometimes encode number information. Px3ns Pronoun reflexive third neuter singular 5. Rms Adverb modifier superlative Rsc Adverb specifier comparative Rsp Adverb specifier positive Rss Adverb specifier superlative 8.
Postpositions are rare in English.
S Adposition Sp Adposition preposition St Adposition postposition 9. These have not been subsumed under adjectives, pronouns, determiners, etc. because the internal structure of complex numerals is idiosyncratic. Numeral cardinal Mo Numeral ordinal 11. I Interjection 12. Y Abbreviation 14.