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n.
line that appears to bound an object; shape of an object or figure; summary of a written work or speech


Spelling Word: outline
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n.
unstable, poisonous allotrope of oxygen


Spelling Word: ozone
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n.
framed section of window or door that is filled with a sheet of glass or others; panel in a wall or door


Spelling Word: pane
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a. Syn. marginal; outer
located in outer boundary; unimportant; auxiliary


Spelling Word: peripheral
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n.
column; post


Spelling Word: pillar
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n. Syn. oath; guarantee
promise solemnly and formally; binding commitment to do something


Spelling Word: pledge
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n. Syn. part; section; segment
section or quantity within a larger thing; a part of a whole


Spelling Word: portion
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a. Syn. outstanding; superior
outstanding; superior to or notable above all others


Spelling Word: preeminent
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n.
having or reflecting superior quality or value


Spelling Word: premium
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n. Syn. requirement; necessity
something that is required in advance; necessity; required as a prior condition


Spelling Word: prerequisite