Typical nouns: 期待・要望・要請・ニーズ・声・希望・要求 etc.
The grammar structure に応えて means "in response to", "to meet", or "to live up to". It is used when someone takes action to respond to or fulfill a request, demand, expectation, or need expressed by others.
The noun before にこたえて応えて typically represents something directed at the subject – such as expectations (きたい期待), demands (ようぼう要望), requests (ようせい要請), needs (にいずニーズ), or voices/opinions (こえ声). The clause after に応えて describes the action taken in response.
に応えた + Noun: Used as a noun modifier (pre-noun form).
に応える + Noun / Verb: The dictionary form, used before nouns or at the end of sentences.
These two expressions are sometimes confused. に応えて focuses on actively meeting or fulfilling someone's expectations or requests. に応じて means "in accordance with" or "depending on" and often describes adjusting to circumstances or conditions. For example, じょうきょう状況におうじて応じてたいおう対応する means "respond depending on the situation", while きたいにこたえて期待に応えてがんばる頑張る means "work hard to meet expectations."