Synonyms of highly in English:

highly


See definition of highly

adverb

1‘a highly dangerous substance’

SYNONYMS

very, most, really, thoroughly, extremely, exceedingly, particularly, tremendously, hugely, greatly, decidedly, distinctly, exceptionally, immensely, eminently, supremely, inordinately, singularly, extraordinarily, vastly, overly

very much, to a great extent

Scottish unco

très

Northern English right

informal terrifically, awfully, terribly, devilishly, madly, majorly, seriously, desperately, mega, ultra, oh-so, too-too, stinking, mucho, damn, damned, too … for words

dated, informal devilish, hellish, frightfully

British informal ever so, well, bloody, dead, dirty, jolly, fair

North American informal real, mighty, powerful, awful, plumb, darned, way, bitching

South African informal lekker

archaic exceeding, sore

ANTONYMS

slightly

2‘he was highly regarded by his colleagues’

SYNONYMS

favourably, well, warmly, appreciatively, admiringly, approvingly, positively, glowingly, enthusiastically, with praise, with admiration, with approbation

ANTONYMS

unfavourably, disparagingly