Walk is not the only word to express locomotion under one’s own power. Consider, for instance, amble, fall, gambol, glide, leap, pace, prance, promenade, ramble, run, slink, slouch, steal, stagger, stride, stroll, stumble.
603. Avoid newly coined words.
Particularly atrocious examples of newly coined words are to burgle, to burglarize, and to enthuse.
604. Avoid using verbs as nouns and nouns as verbs unless such usage has been admitted into the standard language.
Examples of verbs that have not yet been accepted as nouns are combine, invite, steal, try, and win.
Examples of nouns that have not yet been accepted as verbs are suicide and suspicion.
605. Do not use slang in formal composition.
Bad. “Thank you for the ride in your auto.” “You bet.”
Better. “Thank you for the ride in your automobile.” “Don’t mention it.”