Synonyms of the word 
LOVESICK → UNHAPPY
lovesick
- adj. Behaving oddly, or as though in distress, due to being overcome by feelings of love.
- adj. Having an aching desire for one's beloved.
unhappy
- adj. Not happy; sad.
- adj. Not satisfied; unsatisfied.
- adj. (chiefly dated) Not lucky; unlucky.
- adj. (chiefly dated) Not suitable; unsuitable.
- n. An individual who is not happy.
If you are interested in words, visit the following sites :
- wiktionary.org/lovesick For complete definition of a word
- 1word.ws/lovesick to play with words, suffixs, prefixs, etc.