sicker

¹ American  

[sik-er] / ˈsɪk ər /

adjective

1. comparative of sick.

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sicker ² American  

[sik-er] / ˈsɪk ər /

Or siker

adjective

1. safe from danger; secure.

2. dependable; trustworthy.

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adverb

1. certainly; without doubt.

Etymology

Origin of sicker

before 900; Middle English siker, Old English sicor; cognate with Dutch zeker, German sicher, all ≪ Latin sēcūrus; see secure

Example Sentences

In the current system, premiums are calculated by assessing the full pool of enrollees, including those who are older and sicker and tend to spend more on medical care.

From MarketWatch • Mar. 30, 2026

Typically, as health-insurance costs rise, healthier people are the most likely to forgo insurance, leaving a sicker, more costly pool of policyholders.

From The Wall Street Journal • Mar. 19, 2026

Since Medicare pays private insurers a set amount per member, the risk-adjusted model ensures companies don’t selectively choose healthy people by paying them more for sicker patients.

From Barron's • Mar. 2, 2026

“I think he’s running out of steam,” a few of my D.C. happy hour comrades confessed Wednesday after the hearings, “Or he’s really sicker than he lets on.”

From Salon • Feb. 13, 2026

And so they got sicker, this time in the head.

From "The Marrow Thieves" by Cherie Dimaline