Besides 好 (hǎo) there are a few other words that covey the meaning of wellness, goodness, fine quality, kindness, friendliness, helpfulness and auspiciousness.
良 (liáng) means good or fine. Obviously, 良好 (liánghǎo) means good or well.
良机 (liángjī) means a good opportunity, and 良心 (liángxīn) is one’s conscience.
Píng liángxīn jiǎng, tā bùrú nǐ chàng de hǎo.
Truth to tell, he does not sing as well as you.
良久 (liángjiǔ a good while) is synonymous with 许久 (xǔjiǔ),好久 (hǎo jiǔ) and 很久 (hěn jiǔ). In these expressions, 良 (liáng), 许 (xǔ), 好 (hǎo) and 很 (hěn) serve as adverbs.
Hǎo jiǔ bùjiàn!
Long time no see! (Haven’t seen you for a long time!)
善良 (shànliáng) means kind-hearted and honest. 善意 (shànyì) means goodwill, or with good intentions. 友善 (yǒushàn) means to be friendly.
善于 (shànyú) means to be good at doing something.
Wǒ bùshàn yán cí.
I’m not good with words.
改善 (gǎishàn), or 改良 (gǎi liáng), is to improve.
益处 (yìchù) means the same as 好处 (hǎochù benefit). 有益 (yǒuyì) is the adjective that means beneficial.
益鸟 (yìliǎo) is a beneficial bird.
良师益友 (liángshīyìyǒu) is a phrase you could use to describe someone who is a mentor and a helpful friend.
吉 (jí), 吉祥 (jíxiáng) and 吉利 (jílì) all mean auspicious or auspiciousness.
良辰吉日 (liángchénjírì) is an idiom that means “a fine time on an auspicious day”. This would be the date and time to select for one’s wedding ceremony.
凶多吉少 (xiōngduōjíshǎo) is a set phrase use to indicate that an undertaking bodes ill rather than well. On the other hand, the phrase 逢凶化吉 (féngxiōnghuàjí) is music to one’s ear as it means: “Bad luck will turn into good luck.”
良辰美景 (liángchénměijǐng) means “a fine time and a beautiful sight”, such as one you would often find yourself in while dating the person of your dream.
美好 (měihǎo) means fine and wonderful, and 完美 (wánměi) means perfect.
美德 (měidé) is a virtue.
美名 (měimíng) is a good name or good reputation.
美味 (měiwèi) means delicious, or delectable food.
优美 (yōuměi) means graceful and beautiful.
优良 (yōuliáng) means good, or of fine quality. It can be said of an object or a person.
优秀 (yōuxiù) means excellent or outstanding, such as in:
Tā shì yī gè yōuxiù de xuésheng.
He is an outstanding student.
佳 (jiā) means good, fine, or beautiful.
佳音 (jiāyīn) is a favorable reply or good tiding.
最佳女主角 (zuìjiā nǚzhǔjué) is the best leading lady, or the best actress.
佳人 (jiārén) refers to a beautiful woman.
佳偶 (jiāǒu) is a happy, compatible couple.
佳期 (jiāqī) refers to someone’s wedding day.
佳节 (jiājié) is a happy festival or holiday.
On festive occasions we doubly miss our dear ones far away.
嘉 (jiā) means good or fine.
嘉奖 (jiājiǎng) is to commend or laud. It also works as a noun.
By the way, I just posted a book trailer for “Learn Chinese through Songs and Rhymes” at youtube.com. I hope you like it.