off-topic:, suggestion:, consider: I use nit, but usually for not necessary changes. If my only reviews on a change are nits, I leave the comments but give the

off-topic:, suggestion:, consider: I use nit, but usually for not necessary changes. If my only reviews on a change are nits, I leave the comments but give the greenlight for merging the change (at which point the author may ignore the nits or address them at their discretion)