English Reference

Word

sicker

Phoneticssick·er, stress on the first syllable

US/ˈsɪkɝ/

UK/sˈɪkɐ/

Definition

adj. more ill or more unwell than before. It is a common way to compare two states of being sick.

adj. the comparative form of 'sick', indicating a greater degree of illness or unwellness. While standard in most dialects, it is considered non-standard in certain formal registers where 'more sick' is preferred.

Examples

“He is feeling much sicker today than yesterday.”

“After eating the spoiled seafood, she felt sicker and had to stay home from work for the rest of the week.”

“The patient reported feeling increasingly sicker as the infection progressed, eventually requiring hospitalization to manage the severe dehydration and fever.”

Examples

simple

“He is feeling much sicker today than yesterday.”

contextual

“After eating the spoiled seafood, she felt sicker and had to stay home from work for the rest of the week.”

complex

“The patient reported feeling increasingly sicker as the infection progressed, eventually requiring hospitalization to manage the severe dehydration and fever.”

Real-World Examples

“Patients are showing up “later and sicker” in need of reproductive healthcare, said Diane Horvath , a co-founder of Partners in Abortion Care in Maryland.”
The Guardian 1 Sept 2026

This entry

Exam level
CambridgeCambridgeCambridge English QualificationsThe exam suite from Cambridge University Press & Assessment, from A1 Movers up to C2 Proficiency. The benchmark names double as CEFR labels.C2 ProficiencyIELTSIELTSInternational English Language Testing SystemThe 0–9 band test co-owned by the British Council, IDP, and Cambridge. Used for university entry, work, and migration.8.5–9.0TOEFL iBTTOEFL iBTTest of English as a Foreign Language, Internet-Based TestETS's academic English test, the standard route for US university admissions. Scored 0–120, with a 1–6 scale since 2026.1–6 scale: 6.0114–120
Frequency
Occasional
Level
C2 · Proficiency
Updated

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English Reference