Here are the possible solutions for grammatical word like and or but abbr clue
Answer
Clue
Relevancy
conj
Clue
Grammatical word like "and" or "but": Abbr.
inflexion
Clue
Change in a word's grammatical form — fix online (anag)
Definition
a change in the form of a word, usually modification or affixation, signalling change in such grammatical functions as tense, voice, mood, person, also INFLECTION
syntax
Clue
Grammatical word structure in sentences
dat
Clue
Grammatical case: Abbr.
neut
Clue
Grammatical abbr.
nom
Clue
Grammatical case: Abbr.
Grammatical case: Abbr
Definition
(French) a name
goo
Clue
Baby's first "word," but c'mon, let's face it, it's not really a word, per se, more like a grunt