put out feelers Synonyms

analyse conduct an inquiry into conduct an investigation into carry out an inquest into discreetly investigate explore carefully inspect carefully investigate carefully probe carefully dip a toe in dip a toe into the water dip one's toe into delve into dip one's toe in the water dissect examine explore feel probe go into dig into dip a toe into dip one's toe in feel around test the waters dip one's toe into the water