noun
tact
TAKT/tækt/
Skill in saying or doing things without offending others.
With tact, the host copies her guest's spill to spare him embarrassment.

Etymology
The physical sense of touch became a figurative sensitivity to what is best to say or do. Tact applies that fine discernment to conduct, especially avoiding offense.
In context
You'll have to excuse my lack of tact. Never been a sister-in-law before and I'm at a loss.
More examples
- He corrected his manager with tact, avoiding any hint of mockery.
- It takes tact to decline homemade food without insulting the cook.
- Her blunt questions about his divorce showed a lack of tact.
Forms
tact
tactful adjective — careful not to offend or embarrass others
tactless adjective — insensitive to others' feelings when speaking or acting
Similar words
- diplomacy
- Often involves managing disagreements between people or groups.
- sensitivity
- Emphasizes awareness of others' feelings rather than skillful responses.