Against
Against preposition - In or into contact with.
Unwilling to and against are semantically related. In some cases you can use "Unwilling to" instead an adjective "Against".
Unwilling to
Against and unwilling to are semantically related. Sometimes you can use "Against" instead an adjective phrase "Unwilling to".
Mutual synonyms
Both terms in one sentence
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Charles Martel replied to the embassy and acknowledged the gifts, but was unwilling to offer aid against the Lombards, who were helping him against the Saracens.
Source: Useful Notes / The Papal States -
Unwilling to do so but also unwilling to go against the law, they stopped operating for a time.
Source: Super Registration Act -
Snowball Lie: Which occurred because Kasuga was unwilling to admit the truth to Saeki about stealing her gym clothes, and Nakamura uses it against him.
Source: Manga / Aku no Hana
Cite this Source
Unwilling to and Against. (2016). Retrieved 2026, August 02, from https://thesaurus.plus/related/against/unwilling_to
Against & Unwilling to. N.p., 2016. Web. 02 Aug. 2026. <https://thesaurus.plus/related/against/unwilling_to>.
Unwilling to or Against. 2016. Accessed August 02, 2026. https://thesaurus.plus/related/against/unwilling_to.
Google Ngram Viewer shows how "against" and "unwilling to" have occurred on timeline