unreasonably

Adverbial unreasonably has 2 senses

• unreasonably(r = adv.all) Array - not in a reasonable or intelligent manner; "she reacted unreasonably when she learned she had failed"
Antonym: reasonably

• unreasonably(r = adv.all) immoderately - to a degree that exceeds the bounds or reason or moderation; "his prices are unreasonably high"
Antonym: reasonably