TSUMUGU · TOCFL B2 (est.) · 字
喇
喇 ＝ 口 ＋ 剌
ㄌㄚˇ · lǎ
noun/onomatopoeia — (in 喇叭) a horn, trumpet; a rushing sound
字源 FORM — what the parts do
剌聲là — gives the sounda knife (刂) slashing through a bundle (束) — to cut against the grain
Tlà → lǎ — same la, the tone turns
A mouth (口) and the rasp of 剌 (là) — the harsh blare of a horn. 剌 carries the sound, the tone turned to lǎ. Paired with 叭 it names the brass; it also borrows into 喇嘛.
意 · Meanings
(本義)喇（急響聲）— a rushing, rasping sound
→喇叭— horn, trumpet常用
→喇嘛— lama (loan)
(本義) original meaning · → ⇒ each arrow = one more step of extension
關 · Related
剌làthe sound donor — a knife slashing a bundle辣＝ 辛 ＋ làthe series — 辣 burns with 辛, 喇 sounds with the mouth