This blogpost will give you more understanding and helpful examples related to a type of creative limerick variation indulged in by the authors. To see the whole spectrum of our efforts, you might want to take the time to review "A Corner of the Poet's World: LIMERICK VARIATIONS".
In some circumstances, identity rhymes, e.g. perverse / reverse, are regarded by critics as "not even rhymes". Our opinion differs.
Although the adjective deserving has come euphemistically to be applied to the needy, it classically was applied to people or things that were commendable or admirable.