(v.) to join or connect one thing to another
attach
(adj.) feeling very happy or joyful
jubilant
(v.) to move someone or something from one place to another
transfer
(n.) a thing or substance used to make or build something
material
(adj.) feeling hopeless and that you want to give up
discouraged
(n.) an object used for holding something
container
(n.) the careful use of resources, such as water or oil, so that they are not wasted
conservation
(adj.) staying or being left after all others are gone
remaining
(v.) to damage or destroy something so that it is no longer useful, valuable, enjoyable, etc.
ruin
(v.) to put used objects or materials through a special process so that they can be used again
recycle
(n.) someone who controls an office, team, business, etc.
manager
(v.) to look at someone or something in a steady way for a long time
gaze
(v.) to move people or things apart
separate
(v.) to try to improve or repair something by making small changes
tinker
(n.) the feeling of being upset because you are unable to do something
frustration