Declension table of ?maitrin

Masculine	Singular	Dual	Plural
Nominative	maitrī	maitriṇau	maitriṇaḥ
Vocative	maitrin	maitriṇau	maitriṇaḥ
Accusative	maitriṇam	maitriṇau	maitriṇaḥ
Instrumental	maitriṇā	maitribhyām	maitribhiḥ
Dative	maitriṇe	maitribhyām	maitribhyaḥ
Ablative	maitriṇaḥ	maitribhyām	maitribhyaḥ
Genitive	maitriṇaḥ	maitriṇoḥ	maitriṇām
Locative	maitriṇi	maitriṇoḥ	maitriṣu

Compound maitri -

Adverb -maitri