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 Group (O P) - Spelling Practices
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v. Syn. besiege
(ám ảnh) preoccupy the mind of excessively; besiege; compass about; dominate the thoughts of someone


Spelling Word: obsess
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v. Syn. stop; impede
(cản trở) stop; impede; shut out from view


Spelling Word: obstruct
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n. Syn. antagonist; adversary
(đối thủ) contestant; someone who offers opposition ; adverse; hostile; opposing


Spelling Word: opponent
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v.
(nghe trộm) hear more of anything than was intended to be heard; hear again


Spelling Word: overhear
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n.
(trai) marine mollusks having a rough irregular shell


Spelling Word: oyster
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n. Syn. speck; grain
(hạt) a tiny piece of anything


Spelling Word: particle
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a. Syn. relevant
(thích hợp) having precise or logical relevance; pertaining or relating


Spelling Word: pertinent
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a.
(dược) of or pertaining to knowledge of pharmacy or preparing medicines


Spelling Word: pharmaceutical
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n. Syn. purse; wallet
(sổ tay) purse; wallet; pocket-sized paperback book


Spelling Word: pocketbook
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v. Syn. contaminate; defile; profane
(ô nhiễm) make impure; make unfit for or harmful to living things, especially by the addition of waste matter


Spelling Word: pollute