Collocations that occur often enough become lexicalized as new compound words.    From Wordnik.com.  ["Did he just say 'orgy'?!"] Reference

Logical concepts tend not to be lexicalized if they are commonly conveyed by implicature.    From Wordnik.com.  [Implicature] Reference

It was Michael Lewis who was the first to popularize the view that “language consists of grammaticalized lexis, not lexicalized grammar” 1993, p.    From Wordnik.com.  [L is for (Michael) Lewis « An A-Z of ELT] Reference

It was Michael Lewis who was the first to popularize the view that “language consists of grammaticalized lexis, not lexicalized grammar” (1993, p. 34).    From Wordnik.com.  [L is for (Michael) Lewis « An A-Z of ELT] Reference

This means that we only have about a 50-150 year period with which to work, and I'm not at all sure that a) contact at that time was of such a nature that a word meaning either "grasp" or "grasper" could plausibly have been loaned and b) in the event that "grasp" was loaned that an agent noun could be formed out of it, lexicalized, and supplant the existing word for "hand" across the board in time for the Gothic migration, mora-loss, etc.    From Wordnik.com.  [Searching for an etymology for Germanic *handuz 'hand'] Reference