- ablative
- ablaut
- accidence
- accusative
- active
- acute
- adjectival
- adjective
- adjunct
- admiration
- adnoun
- adverb
- adverbial
- adversative
- affix
- affricate
- agglutinate
- agglutination
- agglutinative
- agree
- allomorph
- agreement
- anagram
- anastrophe
- antecedent
- antepenult
- antepenultimate
- aorist
- aoristic
- aphaeresis
- aphelia
- aphelion
- apocope
- apostrophe
- appellative
- aspect
- asyndeton
- apposition
- article
- assibilation
- aspirate
- aspiration
- assibilate
- asyndetic
- atonic
- attribute
- attributive
- augment
- augmentative
- auxiliary
- barbarism
- base
- breathing
- cacophony
- cacuminal
- cardinal
- case
- causative
- celticism
- cerebellum
- cerebral
- circumlocution
- circumlocutory
- clause
- co-ordinate
- co-ordination
- cognate
- collective
- comparative
- compare
- complement
- condition
- conditional
- compound
- conjugate
- conjugation
- conjunction
- conjunctive
- connective
- consecution
- consequent
- concord
- consonant
- consonantal
- construction
- continuant
- continuous
- contract
- copulation
- copulative
- contraction
- convertible
- correlative
- crude
- dactylogy
- dative
- declination
- decline
- deictic
- declarative