Antonyms for the phrase "casts aspersions on" include "praises," "compliments," "applauds," "approves," "commends," "flatters," "extols," and "lauds." Instead of casting doubt or negativity, one can offer constructive feedback, give positive affirmations, or express admiration for someone or something. Using positive language can have a profound impact on personal and professional relationships, as it can foster confidence, trust, and respect. Therefore, it is important to choose our words carefully and consider the impact they may have on others. By replacing negative language with positive language, we can cultivate a more optimistic and uplifting society.