Flat and Slack

Flat

Flat adjective - Being neither more nor less than a certain amount, number, or extent.

Show all Definitions

Slack and flat are semantically related in slow topic. In some cases you can use "Slack" instead an adjective "Flat".

Nearby Words: flatter, flatly, flatness, flatlet, flatting

Slack adjective - Failing to give proper care and attention.

Show all Definitions

Flat and slack are semantically related in sluggish topic. Sometimes you can use "Flat" instead an adjective "Slack".

Nearby Words: slacken, slackened, slackness, slacker, slacked

little	little flat	little slack
remaining	remaining flat	remaining slack

In one storyline from Sore Thumbs, normally flat-chested Harmony gets breast implants when the busty heroine of the series disappears and she feels she has to pick up the slack.

Source: Breast Expansion

Cite this Source

Slack and Flat. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/flat/slack

Flat & Slack. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/flat/slack>.

Slack or Flat. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/flat/slack.

Google Ngram Viewer shows how "flat" and "slack" have occurred on timeline