ASV: But these rail at whatsoever things they know not: and what they understand naturally, like the creatures without reason, in these things are they destroyed.
BBE: But these men say evil about such things as they have no knowledge of; and the things of which they have natural knowledge, like beasts without reason, are the cause of their destruction.
DBY: But these, whatever things they know not, they speak railingly against; but what even, as the irrational animals, they understand by mere nature, in these things they corrupt themselves.
KJV: But these speak evil of those things which they know not: but what they know naturally, as brute beasts, in those things they corrupt themselves.
WEY: Yet these men are abusive in matters of which they know nothing, and in things which, like the brutes, they understand instinctively--in all these they corrupt themselves.
WBS: But these speak evil of those things which they know not: but what they know naturally, as brute beasts, in those things they corrupt themselves.
WEB: But these speak evil of whatever things they don't know. What they understand naturally, like the creatures without reason, they are destroyed in these things.
YLT: and these, as many things indeed as they have not known, they speak evil of; and as many things as naturally (as the irrational beasts) they understand, in these they are corrupted;
