Wiktionary
unsuitably
adv. In an unsuitable manner.
WordNet
unsuitably
adv. in an inappropriate manner; "he was inappropriately dressed" [syn: inappropriately, not suitably] [ant: appropriately, appropriately]
Usage examples of "unsuitably".
It is a pity that he and Stephen should have contrived to fall foul of one another, but so it is: there was some disagreement before dinner, and then a kind of hairy thing between a bear and an ape behaved unsuitably on the quarterdeck.