Crabbily refers to someone who is ill-tempered or irritable. It can be expressed through various synonyms like grumpily, moodily, peevishly, testily or irritably. Someone who is feeling crabbily may be rude or abrupt in their communication, or they may simply be in a bad mood and not engaging with the people around them. Other synonyms for crabbily may include crossly, snappily, sourly, or surlily. Regardless of the word choice, being crabbily is not a desirable trait, and it is important to recognize when we are feeling this way so that we can work to improve our mood and interactions with others.