久jiǔ

for a long time. 3 strokes, radical 丿, first met in HSK 2.

Pinyin jiǔStrokes 3Radical 丿Band HSK 2Words 5

What 久 is made of

勹 (bāo, wrap).

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

久(jiǔ)	for a long time 经过了很长的一段时间久旱逢甘雨，滋润了每一寸土地。After a drought that lasted a long time, the timely rain soaked every inch of soil. Lesson 206, 田园闲暇与岁月悠长 · 乡村农业与田园风光 · Rural Agriculture, Countryside Life & Harvest Seasons
不(bù)久(jiǔ)	soon, before long 过了不长的时间之后同伴不久就赶来帮忙了。His friend arrived to help before long. Lesson 5, 好朋友 · 谨言慎行与辨微格物 · Discernment, Daily Judgment & Nuance
多(duō)久(jiǔ)	how long (duration) 用来询问持续的时间长度你打算在这里住多久？No one knew how long the meeting would last. Lesson 20, 我们一起 · 辨析求是与方寸起居 · Reasoning, Nuance & Winter Comfort
好(hǎo)久(jiǔ)	a long time, quite a while 过去了相当长的一段时间老朋友分别好久，终于重逢了。Old friends were apart for a long time, and finally reunited. Lesson 30, 做好事 · 山川胜境与丹青流韵 · Rivers, Lakes, Artistic Hues & Coastal New Year
长(cháng)久(jiǔ)	long-lasting, enduring 指经历很长时间而不变确保民生健康长久稳定。Public health stayed enduring and stable. Lesson 552, 康衢行远 · 笃行实业与经世致远 · Strategic Logistics & Civic Infrastructure

All 9 of them, and what the radical means, on the 丿 radical page.