Synonym Nuance VS
How to say "Spread" in Japanese
Both words can translate to "spread", but which should you choose?
Japanese Option A
蔓延る
はびこる (habikoru)
N1 / CEFR Syllabus
VS
Japanese Option B
吹聴する
ふいちょうする (huichousuru)
C1 / CEFR Syllabus
Nuance Contrast & Translation Difference
When translating "spread" into Japanese, you must choose carefully between 蔓延る and 吹聴する.
In Japanese, 蔓延る (はびこる (habikoru)) is typically associated with "to spread; to thrive; to infest (often in a negative sense)" (Syllabus Level: N1) and represents 雑草が伸びるように、望ましくないもの（悪習、病気、デマなど）が広がる様子を表す。負のニュアンスが強い。Describes undesirable things.
On the other hand, 吹聴する (ふいちょうする (huichousuru)) maps to "spread a rumor" (Syllabus Level: C1) and represents Essential structural term in CEFR C1 vocabulary syllabus.. A literal translation of "spread" can often sound unnatural to native Japanese speakers if mixed up!
Bilingual Context for "蔓延る"
悪い噂が社内に蔓延っている。
Bad rumors are spreading throughout the company.
Bilingual Context for "吹聴する"
私は吹聴するに興味があります。
I am interested in spread a rumor.
Nuance Mastery Quiz
Which Japanese word perfectly fits this blank space?
Fill in the blank: "悪い噂が社内に蔓延っている。" (Meaning: "Bad rumors are spreading throughout the company.")
🎉 Correct Answer!
Remember: "蔓延る" fits here because it means "to spread; to thrive; to infest (often in a negative sense)" in the context of: "Bad rumors are spreading throughout the company.". "吹聴する" represents "spread a rumor".