1. Unpleasantly
   "his ignorance was painfully obvious"
   - distressingly 
2. In or as if in pain
   "she moved painfully forward"
   - sorely

See also: painful

Antonym: painlessly

• military advisor
• military attaché
• military band
• military blockade
• military campaign
• military capability
• military censorship
• military ceremony
• military chaplain
• military commission
• military control
• military court
• military drill
• military engineer
• military expedition
• military force
• military formation
• military government
• military governor
• military greeting
• military group
• military headquarters
• military hospital
• military installation
• military intelligence