Synonyms for Probe

Synonyms starting with letter O

• observation

  reconnoitering, research
• overlook

  inspect
• observe
• once-over
• overture
• oversee
• overhaul
• osculate
• oral
• operation
• observing
• once over
• outline
• observations
• opinion
• overview
• objection
• oust
• observation missile
• opinion poll
• occupation

  research