Flu and Illness

Flu

Flu noun - An acute febrile highly contagious viral disease.

Illness and flu are semantically related in ailment topic. In some cases you can use "Illness" instead a noun "Flu", when it comes to topics like disease, cold, mild sickness.

Nearby Word: flue

Illness

Illness noun - An abnormal state that disrupts a plant's or animal's normal bodily functioning.

Flu and illness are semantically related in disease topic. You can use "Flu" instead a noun "Illness", if it concerns topics such as cold.

Nearby Word: ill

Both words in one sentence

  • The Thing That Would Not Leave A commercial for a flu medication featured Wayne "Newman" Knight playing a personification of the disease, who refuses to leave a family's home as he spreads illness and annoyance to them all.
  • Fluttershy's Sick Day is a fanfiction where Fluttershy gets a flu-like illness and makes attempts at Working Through the Cold, which her husband Troy tries to stop.
    Source: Sick Episode
  • Call a Smeerp a "Rabbit" The illness that is sometimes known as "the stomach flu" or "the 24-hour flu" is not even remotely the same virus as the one you get immunized against every year.
Cite this Source
Illness and Flu. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/flu/illness
Flu & Illness. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/flu/illness>.
Illness or Flu. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/flu/illness.
Google Ngram Viewer shows how "flu" and "illness" have occurred on timeline