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Showing results for insomniac. Search instead for insomniacs.
Definitions

insomniac

[in-som-nee-ak] / ɪnˈsɒm niˌæk /
ADJECTIVE
unsleeping
Synonyms
WEAK
alive astir attentive awake careful heedful insomnious observant on guard on the alert on the lookout on the qui vive sleepless vigilant waking wary watchful wide-awake
ADJECTIVE
wakeful
Synonyms
WEAK
alive astir attentive careful heedful insomnious observant on guard on the alert on the lookout on the qui vive sleepless unsleeping vigilant waking wary watchful wide-awake
Antonyms
WEAK
sleepy unaware

From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.