Reliable
Serious
Serious adjective - Not joking or playful in mood or manner.
Reliable and serious are semantically related. Sometimes you can use "Reliable" instead an adjective "Serious".
Nearby Words: seriously, seriousness
Mutual synonyms
Both words in one sentence
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It follows three teenage girls from the town of Ev-la Nin who become caught in a mysterious and surrealistic adventure in the forest.Vandi is the serious and reliable one, forced at an early age to take responsibility for her twin brothers due to her mother's near-death from childbirth.
Source: Webcomic / What Birds Know -
The Cabin in the Woods kicks off its serious horror elements with the reliable Latin incantation from a spooky old book.
Source: Tome of Eldritch Lore -
Klinger gets one from his wife in "Mail Call Three", launching his Character Development from comedy relief into a more serious (and more reliable) member of the team.
Source: Series / M*A*S*H
Cite this Source
Serious and Reliable. (2016). Retrieved 2026, July 28, from https://thesaurus.plus/related/reliable/serious
Reliable & Serious. N.p., 2016. Web. 28 Jul. 2026. <https://thesaurus.plus/related/reliable/serious>.
Serious or Reliable. 2016. Accessed July 28, 2026. https://thesaurus.plus/related/reliable/serious.
Google Ngram Viewer shows how "reliable" and "serious" have occurred on timeline