1. A commitment, promise, or obligation that lacks depth, sincerity, or genuine effort; a half-hearted or cursory agreement
His involvement with the project was just a superficial commitment; he showed up once and never returned.
Seu envolvimento com o projeto era apenas um compromisso superficial; ele apareceu uma vez e nunca mais voltou.
2. An agreement made without serious intent or substantive follow-through
They made a superficial commitment to reduce carbon emissions but took no concrete action.
Eles fizeram um compromisso superficial para reduzir emissões de carbono, mas não tomaram nenhuma ação concreta.