Synonyms of fuddy-duddy

2 Syllables
fogies, dotard, mossback, fussy, fusspot, fussier, fogy, square, rightist, geezer, geezers, fogey, granny
3 Syllables
fussbudget, undaring
4 Syllables
picky-picky, stick-in-the-mud
5 Syllables
conservative, traditionalist, antediluvians, overfastidious
6 Syllables
traditionalistic