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Level 15

Lesson 15


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durable
something that lasts a long time
favor
to prefer
gain
to obtain something needed or useful; to increase the amount of something
generate
to produce
halt
to stop or discontinue
handle
to deal with or control
harbor
to give protection; not to express a desire or opinion, usually bad
harmful
something that causes pain or damage
insignificant
not important; of little value
mysterious
not easily understood or figured out
perilous
threatening or risky; harmful
postpone
reschedule at a later time; put off
promote
to encourage or advertise; to elevate in rank or grade
reject
to refuse
substantial
important; strongly made; of value