(archeological) remains, ruins, relics

(archeological) remains, ruins, relics

(dead) body, corpse, remains

lost article, lost property

regrettable, unsatisfactory, deplorable...

inheritance, bequest, legacy...

will, testament, one's dying wish...

heredity, (genetic) inheritance

to remain, to be left

bereaved family, surviving family, family of the deceased

cremated remains (esp. the bones), ashes, remains (of war dead)

gene

wishes of a deceased person, dying wish

orphan, child left by the deceased, abandoned child

note left by a dead person, suicide note, testamentary letter...

abandonment, desertion

portrait of a deceased person

(archaeological) remains, remnants (of ancient structures), ancient foundation

posthumous works

things left (to one) by the deceased, inherited item, estate...

relic, remains, memento

prognostic symptoms, after-effect, sequela

grudge, ill will, enmity

(study of) genetics

hereditary (genetic) disease

article left behind (at a crime scene, after death, etc.)

consideration (for), thoughtfulness, solicitude...

posthumous manuscripts

teachings left by a deceased person, last instructions

loss