Table of Contents POS
HYPHEN
WORDNET DICTIONARY
OXFORD DICTIONARY
ROGET THESAURUS

WORDNET DICTIONARY

Adjective dastardly has 1 sense

• dastardly(s = adj.all) dastard - despicably cowardly; "the unprovoked and dastardly attack by Japan on...December 7th"
Derived forms noun dastard₁, noun dastardliness₁

OXFORD DICTIONARY

ROGET THESAURUS

dastardly

Cowardice

N cowardice, pusillanimity, cowardliness, timidity, effeminacy, poltroonery, baseness, dastardness, dastardy, abject fear, funk, Dutch courage, fear, white feather, faint heart, cold feet, yellow streak, coward, poltroon, dastard, sneak, recreant, shy cock, dunghill cock, coistril, milksop, white liver, lily liver, nidget, one that cannot say 'boo' to a goose, slink, Bob Acres, Jerry Sneak, alarmist, terrorist, pessimist, runagate, coward, cowardly, fearful, shy, timid, timorous, skittish, poor- spirited, spiritless, soft, effeminate, weak-minded, infirm of purpose, weak-hearted, fainthearted, chickenhearted, henhearted, lilyhearted, pigeon-hearted, white- livered, lily-livered, milk-livered, milksop, smock-faced, unable to say 'boo' to a goose, dastard, dastardly, base, craven, sneaking, dunghill, recreant, unwarlike, unsoldier-like, in face a lion but in heart a deer, unmanned, frightened, Int, sauve qui peut!, every man for himself!, devil take the hindmost!, ante tubam trepidat, one's courage oozing out, degeneres animos timor arguit.

For further exploring for "dastardly" in Webster Dictionary Online