Set at nought (εξουθενειτω). Present active imperative of εξουθενεω, to treat as nothing and so with contempt (Luke 23:11; 1. Thessalonians 5:20).

Judge (κρινετω). Present active imperative of κρινω, criticize. One side (the meat-eaters) despises the vegetarians, while the vegetarians criticize the meat-eaters.

Received him (αυτον προσελαβετο). Aorist middle (indirect) of προσλαμβανω, same verb used in verse Romans 14:1. God took both sides into his fellowship without requiring that they be vegetarians or meat-eaters.