virgin forest

noun 0.735

old-growth forest

noun 0.699

forest

noun 0.617

secondary forest

noun 0.604

rainforest

noun 0.597

forestland

noun 0.585

virgin timber

noun 0.579

primitive

noun 0.578

primordial

noun 0.568

primal

noun 0.557

natural preserve

noun 0.550

primitiveness

noun 0.534

primordial sea

noun 0.530

primitivo

noun 0.530

forestry

noun 0.520

nature preserve

noun 0.517

wilderness

noun 0.516

thorn forest

noun 0.514

primitivism

noun 0.514

woodland

noun 0.514

temperate rainforest

noun 0.510

selva

noun 0.509

natural reserve

noun 0.508

prehistoric age

noun 0.508

bosque

noun 0.507

wildwood

noun 0.505

deforestation

noun 0.505

jungle

noun 0.502

taiga

noun 0.501

paleovalley

noun 0.501