inexpert
1. [ adjective ] lacking professional skill or expertise
Synonyms: amateur unskilled amateurish
Examples:

"a very amateurish job" "inexpert but conscientious efforts" "an unskilled painting"

Related terms: unprofessional
Similar spelling:   inexpertly
  inspect
  inexpensive
  inexpedient
  inspector
  inception
  inspection
  inseparably
  inseparable
  inexplicit
  inexpiable
  innkeeper