| noun | one of a pair of mobile appendages on the head of e.g. insects and crustaceans; typically sensitive to touch and taste |
| noun | a tentative suggestion designed to elicit the reactions of others “she rejected his advances” |
| noun | sensitivity similar to that of a receptor organ “he had a special antenna for public relations” |
| noun | slender tactile process on the jaws of a fish |
| antennary | adjective | of or relating to antennae |
| antennal | adjective | of or relating to antennae |
| feel | verb | find by testing or cautious exploration |
| approach | verb | make advances to someone, usually with a proposal or suggestion |
| barbellate | adjective | having or covered with protective barbs or quills or spines or thorns or setae etc. |