Matching Pairs VocabularyOnline version Vocabulary by Roberto Carlos Flores Espinoza 1 Trail /treɪl/ 2 Upwind /ˌəpˈwind/ 3 Excocrine /ˈeksəˌkrin/ 4 Gregarious /ɡrɪˈɡeəriəs/ 5 Aphid /ˈāfid/ 6 Airborne /ˈerˌbôrn/ 7 Caste /ˈkast/ 8 Forage /ˈfɔːrɪdʒ/ Adj. Producing, being, or relating to a secretion that is released outside its source. Adj. Liking to be with other people. Adv. Adj. In the opposite direction to the way in which the wind is blowing. N. A specialized form (such as the worker of an ant or bee) of a polymorphic social insect that carries out a particular function in the colony. N. A very small insect that is harmful to plants. Adj. Transported by air. 1. Food for animals especially when taken by browsing or grazing Example: The grass serves as forage for livestock. 2. The act of foraging : search for provisions N. A long line or series of marks that is left by somebody/something.