Synonyms of the word 
UNWORKMANLIKE → INCOMPETENT
unworkmanlike
- adj. Not workmanlike.
incompetent
- adj. Unskilled, lacking normally expected degree of ability.
- adj. Unable to make rational decisions, insane or otherwise cognitively impaired.
- adj. (medicine) an incompetent cervix is one that opens too early in pregnancy, provoking the baby to be born.
- n. A person who is incompetent.
If you are interested in words, visit the following sites :
- wiktionary.org/unworkmanlike For complete definition of a word
- 1word.ws/unworkmanlike to play with words, suffixs, prefixs, etc.