development or exploitation of natural resources etc. / development or creation of new technology, drugs, or products / development or cultivation of talent or ability

to develop or exploit resources / to develop or create new products or fields / to cultivate talent or ability

rayon

(colloquial) current boyfriend

everything

(slang) Alternative form of 彼氏 (kareshi, “boyfriend”)

everyone, one and all

a werewolf

(proscribed) Alternative form of 人間ドック

misanthropy