keen
- beittur, hvass (keen edge, keen eyes)
- ákafur (keen desire)
- sár, napur (um kulda, vind, háð)
- skarpskyggn
- keen of scent þefvís
- keen sense of one's duty næm tilfinning um skyldu sína
Samheiti: acute, bang-up, bully, corking, cracking, cutting, dandy, discriminating, exquisite, great, groovy, incisive, knifelike, lament, lancinate, lancinating, neat, nifty, not bad, peachy, penetrating, penetrative, piercing, sharp, slap-up, smashing, stabbing, swell