| gratis(expression, adjective, adverb, free, paper) |
| free(adjective, adverb, charge, spontaneous, gratuitous) |
| free of charge(expression, adjective, idiom, adverb, free) |
| on the house(expression, adjective, idiom, adverb, free) |
| complimentary(adjective, free, spontaneous, paper, gratuitous) |
| gratuitous(adjective, free, paper, complimentary, gratis) |
| costless(adjective, free, spontaneous, paper, gratuitous) |
| for free |
| for love(expression, adjective, free, paper, gratuitous) |
| free of cost(expression, adjective, idiom, free, paper) |
| freebie(adjective, free, paper, gratuitous, comp) |
| house |
| without charge(expression, adjective, adverb, free, paper) |
| abortive(adjective, arouse bad feelings) |
| as a gift(expression, idiom, freebie) |
| bootless(adjective, arouse bad feelings) |
| chargeless(adjective, free, spontaneous, paper, gratuitous) |
| charitable |
| comp(adjective, free, paper, complimentary, gratis) |
| cost-free(free, gratis) |