渊 ⇒
深渊 shēnyuān, [深淵], abyss
渊源 yuānyuán, [淵源], origin/source/relationship
渊博 yuānbó, [淵博], erudite/profound/learned/extremely knowledgeable
万丈深渊 渊 yuān, [淵], deep pool/deep/profound
柏渊 朴渊 海渊 田渊 马渊 渊薮 yuānsǒu, [淵藪], (lit.) gathering place of fish or other creatures/(fig.) haunt/lair/nest/den/hot...
虑 ⇒
考虑 kǎolǜ, [考慮], to think over/to consider/consideration
焦虑 jiāolǜ, [焦慮], anxious/worried/apprehensive
顾虑 gùlǜ, [顧慮], misgivings/apprehensions
疑虑 yílǜ, [疑慮], hesitation/misgivings/doubt
忧虑 yōulǜ, [憂慮], to worry/anxiety (about)
深思熟虑 shēnsīshúlǜ, [深思熟慮], mature reflection/after careful deliberations
无忧无虑 wúyōuwúlǜ, [無憂無慮], carefree and without worries (idiom)
焦虑不安 jiāolǜbùān, [焦慮不安], worried too much
虑 lǜ, [慮], to think over/to consider/anxiety
处心积虑 chǔxīnjīlǜ, [處心積慮], to plot actively (idiom)/scheming/calculating
过虑 殚精竭虑 dānjīngjiélǜ, [殫精竭慮], to exhaust one's thoughts and ingenuity (idiom); to think sth through thoroughly...
深谋远虑 shēnmóuyuǎnlǜ, [深謀遠慮], lit. deep plans and distant thoughts/to plan far ahead (idiom)
顾虑重重 思虑 sīlǜ, [思慮], to think sth through/to consider carefully
挂虑 guàlǜ, [掛慮], to worry about
远虑 yuǎnlǜ, [遠慮], long-term considerations/to take the long view