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Synonym Nuance VS

How to say "Spread" in Japanese

Both words can translate to "spread", but which should you choose?

Japanese Option A

広がる

ひろがる (hirogaru)
N3 / CEFR Syllabus
VS
Japanese Option B

蔓延

まんえん (man'en)
N2 / CEFR Syllabus

Nuance Contrast & Translation Difference

When translating "spread" into Japanese, you must choose carefully between 広がる and 蔓延. In Japanese, 広がる (ひろがる (hirogaru)) is typically associated with "to spread; to expand; to stretch; to widen" (Syllabus Level: N3) and represents Refers to areas, sights, spaces, rumors, or organizations expanding, spreading, or widening. Intransitive verb. Opposing word: 広げる. On the other hand, 蔓延 (まんえん (man'en)) maps to "spread, prevalence, rampant (of disease, bad habits, rumors)" (Syllabus Level: N2) and represents Implies something undesirable. A literal translation of "spread" can often sound unnatural to native Japanese speakers if mixed up!
Bilingual Context for "広がる"
高原の展望台に登ると、目の前にはどこまでも続く美しい緑の草原と澄み渡った青空が_______いました。
Climbing to the observatory on the plateau, a beautiful green meadow continuing endlessly and a clear blue sky spread out before the eyes.
Bilingual Context for "蔓延"
デマがSNS上で急速に蔓延している。
Rumors are rapidly spreading on social media.

Nuance Mastery Quiz

Which Japanese word perfectly fits this blank space?

Fill in the blank: "高原の展望台に登ると、目の前にはどこまでも続く美しい緑の草原と澄み渡った青空が_______いました。" (Meaning: "Climbing to the observatory on the plateau, a beautiful green meadow continuing endlessly and a clear blue sky spread out before the eyes.")
🎉 Correct Answer!

Remember: "広がる" fits here because it means "to spread; to expand; to stretch; to widen" in the context of: "Climbing to the observatory on the plateau, a beautiful green meadow continuing endlessly and a clear blue sky spread out before the eyes.". "蔓延" represents "spread, prevalence, rampant (of disease, bad habits, rumors)".