頂・頂き・戴き|いただきitadaki[0]heiban (flat)

1. nouncrown (of head); summit (of mountain); spireesp. 頂
   今朝けさ起おきてみると、山やまの頂いただきが雪ゆきにおおわれていた。↗

   I awoke this morning to find the summit of the mountain covered with snow.
2. nouneasy win for oneesp. 頂き, 戴き
3. nounsomething receivedesp. 頂き, 戴き

• Synonym頂点ちょうてんNeutralA vertex or apex, used mostly in abstract and geometric senses, as in 「人気の頂点」 or 「三角形の頂点」; 「頂」 is the more native word and mostly means a mountain top.
• Synonym頂上ちょうじょうNeutralThe most general word for a summit or highest point, as in 「頂上を目指す」; also seen in 「頂上会談」.
• SynonymてっぺんNeutralColloquial word for the very top, as in 「頭のてっぺん」 or 「山のてっぺん」; common in speech, unlike the literary 「頂」.
• Synonym山頂さんちょうNeutralRefers strictly to a mountain summit, as in 「山頂に着く」; more explicit than 「頂上」 about it being a mountain.
• Synonym上端じょうたんNeutralThe upper end or top edge of an object, as in 「画面の上端」; it stresses the upper edge rather than the highest point.
• Synonym絶頂ぜっちょうNeutralThe peak or acme of something, as in 「人気の絶頂」 or 「絶頂期」; used mostly in abstract senses.
• Synonym峰みねNeutralA mountain peak, as in 「富士の峰」; also the back of a blade. Like 「頂」, it carries a literary flavor.
• RelatedトップNeutralLoanword for the number-one spot, as in 「トップに立つ」; used mostly for rankings and positions of status.
• Related天頂てんちょうNeutralThe zenith, the point in the sky directly overhead, as in 「天頂の星」; used mainly in astronomy.
• Related山嶺さんれいWrittenA written, formal word for a mountain ridge or peak, as in 「山嶺を越える」; rare.
• Related最高点さいこうてんNeutralThe highest point or score, as in 「最高点を記録する」; used mostly for data, figures and test scores.
• Antonym麓ふもとNeutralThe foot of a mountain, as in 「山の麓」; the opposite of 「頂」 when it means a mountain summit.
• Antonym底そこNeutralThe bottom of something, as in 「海の底」; the opposite of 「頂」 as the topmost point of an object.

「頂」 is a literary word for the top of a mountain or object, as in 「山の頂」 or 「頂に立つ」. For an ordinary mountain top, 「頂上」 and 「山頂」 are the everyday choices, colloquially 「てっぺん」; for abstract peaks use 「頂点」 or 「絶頂」. The opposite of a mountain top is 「麓」.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

1. （いただき）器うつわ、図形ずけい、地形ちけいなど、物体ぶったいの最もっとも上うえになる部分ぶぶん。即すなわち、ある部分ぶぶんの周囲しゅういが全すべて、その部分ぶぶんよりも低ひくい位置いちをなしている場合ばあいのある部分ぶぶん。