奇qí

strange, unusual, odd; uncanny, occult. 8 strokes, radical 大, first met in HSK 3.

Pinyin qíStrokes 8Radical 大Band HSK 3Words 4

What 奇 is made of

大 (dà, big) and 可 (kě, may).

A person 大 riding a horse 可.

Strokes 1–3 write 大, then strokes 4–8 write 可.

Free, with no account: the app draws each stroke, then you write it and it says which stroke went wrong.

奇(qí)怪(guài)	strange in a way that has no obvious explanation 跟平常很不一样，让人觉得难以理解半夜厨房里传来奇怪的响声。In the middle of the night, strange noises came from the kitchen. Lesson 124, 乐观生活 · 人际沟通与情感态度 · Interpersonal Connections & Emotional Expressions
好(hào)奇(qí)	curious 对不了解的事情很想知道、很感兴趣围观的孩子们个个充满好奇，睁大了眼睛。The watching children were all curious, eyes wide open. Lesson 201, 传统武艺与传世工夫 · 艺术殿堂与审美风华 · Artistic Splendor, Theatrical Performance & Cultural Aesthetics
神(shén)奇(qí)	magical, miraculous 形容超出常理、令人惊奇他探索神奇的生命密码。He explored the miraculous code of life. Lesson 480, 奥秘探幽 · 笃行守正与工巧化境 · Principled Action & Masterful Arts
奇(qí)妙(miào)	marvellous, delightful 指新奇而美好一只小狗扑上来讨食，样子十分奇妙。It looked utterly delightful. Lesson 627, 坡下小铺 · 精研机理与洞见真知 · Scientific Insight & Physical Principles

All 19 of them, and what the radical means, on the 大 radical page.