अनुष्ठिanuṣṭhiष्ठुः [ṣṭhuḥ], ष्ठुः f. [स्था-कु] Proper order, succession (used only in instr.); ˚ष्ठु, अनुष्ठया, अनुष्ठुया…
ष्ठुः ṣṭhuḥ, ष्ठुः Feminine स्था-कु Proper order, succession (used only in Instrumental); denotes that the rest of the word under consideration is to be suppliedष्ठु, अनुष्ठया, अनुष्ठुया in proper order, duly, immediately, properly; immediate, direct.