IPA: /ˈɒptɪmɪzəm/
KK: /ˈɑp.tɪ.mɪ.zəm/
A positive attitude or belief that good things will happen and that situations will improve.
Her optimism helped the team stay motivated during tough times.
Optimism → It is formed from "optimus" (Latin for best) and the suffix "-ism" (denoting a practice or philosophy). The word "optimism" refers to the philosophy or belief in the best possible outcome or the idea that good ultimately prevails.
Think of 'best' ('optimus') to remember that 'optimism' is the belief in the best possible outcomes.