いやが上に (いやがうえに) Japanese meaning | KotomoraMeanings
1
expression, adverb
even more; all the more
Fixed adverbial phrase, usually in the form いやが上にも. Emphasizes an increase beyond what is already present.
See also: いやが上にも
美しい景色に、いやが上にも旅の楽しみが増した。
The beautiful scenery made the trip all the more enjoyable.