bhikshu means A bhikkhu. Lexicurio rates it Sui generis — a strength score of 85 out of 100.
Why “bhikshu” is a great word
A fully ordained male monastic in Buddhism who lives by alms and is devoted to asceticism and spiritual practice. The term is a direct borrowing from Sanskrit भिक्षु (bhikṣu), meaning 'beggar, mendicant, religious mendicant,' from the verbal root bhikṣ ('to beg, desire'). Unlike a bhikshuni, a fully ordained female monastic, or an upasaka, a male lay follower who supports but does not join the ordained community, a bhikshu embodies the ancient, singular commitment of the male renunciant. He is the ochre-robed figure moving silently through a village at dawn, his bowl empty and open; the still shape under a bodhi tree, back straight against the coming heat; the human vessel for a tradition, sustained not by harvest but by the fragile, daily covenant of alms—a deliberate poverty that measures wealth in stillness alone.
Etymology
Transliteration of Sanskrit भिक्षु (bhikṣu, “beggar, mendicant, religious mendicant”).