Exclusion
Noun and する verb
めんじょ
私の祖父は心臓病を患っていたため、兵役を免除されました。
My grandfather was exempt from military service because he had a heart disease.
To excuse and to exclude, that's exemption.
This is a jukugo word that uses the on'yomi readings of the kanji. You should be able to read this on your own.