flippant; frivolous; thoughtless
Describes speech, attitude, or behavior that is shallow, lacking seriousness, or inappropriately light-hearted. Often used in formal or written contexts.
His flippant remark soured the atmosphere of the meeting.
A frivolous attitude is not appropriate for a working adult.
frivolity; superficiality; fickleness
frivolity; levity; shallowness; superficiality
Compound of 軽 (light, shallow) and 佻 (frivolous, flippant). The exact historical derivation is uncertain, but the combination conveys shallowness of character or speech.