| Related synonyms for hard in Interlingua | 
|  | difficult | difficile | 
| Also for hard in Interlingua | 
|  | difficult | difficile | 
| Similar to for hard in Interlingua | 
|  | alcoholic | alcoholic | 
|  | bad | mal | 
|  | set | solidificar#Interlingua'solidificar se | 
| Antonyms for hard in Interlingua | 
|  | easy | facile |