吠える犬は滅多に噛まないものだ。

to bark; to bay; to howl; to bellow; to roar; to cry

dog (Canis (lupus) familiaris); snoop (i.e. a detective, a spy, etc.); loser; asshole; counterfeit; inferior; useless; wasteful

topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis

thoughtless; reckless; careless; rash; seldom (with neg. verb); rare; ordinary; usual; common; excessive; immoderate; extreme

at (place, time); in; on; during; to (direction, state); toward; into; for (purpose); because of (reason); for; with; by; from; as (i.e. in the role of); per; in; for; a (e.g. "once a month"); and; in addition to; if; although

to bite; to chew; to gnaw; to crash against (e.g. of waves); to break onto (shore); to engage (of cogs, zippers, etc.); to mesh; to fit together; to be involved in; to fumble one's words (during a play, broadcast, etc.); to falter with one's words; to strongly confute; to argue down; to rebuke; to scold harshly

person

be; is; indicates past or completed action; indicates light imperative