οὐ σμικρὸν παραλλάττει οὕτως ἔχον ἢ ἄλλως → it makes no small difference if it's this way, or another way
necessary: P. and V. ἀναγκαῖος.
if it is needful: P. and V. εἰ δεῖ, εἴ τι δεῖ.
what is needful: P. and V. τὸ δέον, τὰ δέοντα.
lacking: P. and V. ἐνδεής, P. ἐλλιπής.