姐 jiě elder sister
Made up of [女 nǚ female; woman radical 38, 且 qiě and; moreover; yet ]Made with 8 strokes.
The female radical suggests category, the 'qie' (and) right part gives rough phonetic
Ancient small seal form 
Related characters
Also uses 女 nǚ component: 矮 ǎi (low) 安 ān (peace) ; 妇 fù (woman) ; 姑 gū (paternal aunt) ; 好 hǎo (good) ; 婚 hūn (to marry) ; 楼 lóu (multi-story building) ; 妈 mā (mother) ; 妹 mèi (younger sister) ; 奶 nǎi (milk) ; 如 rú (as) ; 始 shǐ (to begin) ; 她 tā (she) ; 妄 wàng (absurd) ; 姓 xìng (surname) ; 要 yào (want)
Also uses 且 qiě component: 宜 yí (proper) 祖 zǔ (grandfather) ; 组 zǔ (to form) ; 阻 zǔ (to hinder) ; 租 zū (to hire)
Different tone
街 jiē (street) ; 节 jié (joint) ; 节 jié ; 㔾 jié (seal (of document)) ; 结 jié (knot)
Stroke order for character 姐, kindly provided under Wikimedia creative commons license ➚