smooth

/smuːð/ (bre, ipa) · /smuːð/ (ame, ipa) · /ˈsmüt͟h/ (ame, mw)

smooth — adjective

  • smoothpositive
  • smoothercomparative
  • smoothestsuperlative

1. describes a surface that has no bumps, lumps, or rough spots — like the surface

1.形容詞A2
釋義

describes a surface that has no bumps, lumps, or rough spots — like the surface of a mirror, a polished stone, or still water on a calm day.

例句

Amihan ran her fingers over the smooth glass tabletop.

The new road felt smooth under the tyres of Caio's bicycle.

同義詞
  • even

    focuses on levelness rather than softness

  • flat

    emphasises a lack of slope or curve

  • silky

    more about softness to the touch, often for fabrics or skin

反義詞
  • rough

    the most direct opposite for texture

文法句型

smooth + noun

be + smooth

常見錯誤

Please give me a smooth paper.' (using 'smooth' for 'blank').
Please give me a blank piece of paper.
💡'smooth' describes texture, not emptiness.

2. describes an event, process, or journey that continues without any problems, del

2.形容詞B1
釋義

describes an event, process, or journey that continues without any problems, delays, or unexpected difficulties.

例句

The project had a smooth start, with all the documents ready on time.

collocation: smooth start

Despite the strong wind, the flight was smooth and arrived ten minutes early.

同義詞
反義詞
  • rough

    as in a rough journey or rough patch

  • bumpy

    informal, common for journeys or processes

文法句型

smooth + noun

be + smooth

keep + noun + smooth

常見錯誤

The food was smooth.' (using adj sense 2 for texture).
The sauce was smooth.
💡sense 2 is for processes, not physical texture.

3. describes a drink or food that has a gentle, pleasant taste with no sharp, sour,

3.形容詞B1
釋義

describes a drink or food that has a gentle, pleasant taste with no sharp, sour, or bitter notes.

例句

This coffee has a smooth taste with no bitter aftertaste.

collocation: smooth taste

The chocolate mousse was rich and smooth, with a hint of vanilla.

同義詞
  • mild

    less specific about texture, more about low intensity

  • mellow

    suggests aged or well-developed flavour

反義詞
  • bitter

    the most common opposite for drinks like coffee

  • sour

    common opposite for sauces and wines

  • sharp

    describes an unpleasant strong taste

文法句型

taste/feel/look + smooth

smooth + noun

用法筆記

Commonly used for coffee, chocolate, wine, whisky, sauces, and other foods where bitterness or acidity might be a problem.

4. describes someone who behaves in a charming and confident way, but seems dishone

4.形容詞B2
釋義

describes someone who behaves in a charming and confident way, but seems dishonest or does not mean what they say.

例句

Soraya found the salesman so smooth that she did not trust a single word he said.

Imran recognised the smooth talk of someone who wanted to sell him something.

collocation: smooth talk

同義詞
  • slick

    more informal, suggests cleverness in a dishonest way

  • suave

    can be neutral or positive, less negative than this sense of 'smooth'

  • glib

    focuses on speaking too easily without sincerity

反義詞
  • sincere

    the direct opposite in intent

  • genuine

    describes natural, honest behaviour

文法句型

smooth + noun

be + smooth

用法筆記

Almost always negative — describes charm that feels calculated rather than natural. Often used for salespeople, politicians, or anyone trying to persuade for personal gain.

常見錯誤

He is a smooth teacher.' (neutral compliment).
He is a smooth talker.
💡without 'talker', the word sounds like a compliment, but this sense is critical.

smooth — verb

smooth — noun