Injudicious (adjective)

1. Not having or showing good judgment.
2. Unwise or imprudent.

Origin:

Late 16th century: from french injudicieux or latin injudiciosus, from in- 'not' + judicium 'judgment'. the current sense of the word dates from the late 16th century.

Examples:

1. Injudicious decisions can lead to negative consequences.
2. An injudicious choice can have long-term consequences.
3. The injudicious use of limited resources will lead to waste.
4. An injudicious investment can result in financial loss.
5. Injudicious remarks can cause harm and hurt feelings.