Related by context. Frequent words. (Click for all words.) 70 outer shell 66 outer layers 57 myelin sheath 56 outer membrane 55 fibrous 55 thin layer 55 dermis 55 membrane 54 cuticle 54 epidermis 53 epithelium 52 translucent 52 crust 51 uterine lining 51 connective tissue 51 fatty tissue 51 coating 51 cell membranes 51 ultraviolet light 51 fibrous tissue 51 nerve fibers 51 cell membrane 50 myelin 50 epithelial cells 50 keratin 50 microcapsules 49 skin 49 chitin 49 nerve cells 49 filaments 49 membranes 49 capillaries 49 outer 48 muscle tissue 48 magnetosphere 48 heliosphere 48 fibrils 48 axons 48 carapace 48 layer 48 cavity 48 collagen 48 connective tissues 48 rind 47 vesicle 47 insulating 47 filament 47 stroma 47 monolayer 47 electrically conductive 47 elastin 47 UV light 47 nanostructure 47 epidermal 46 hydrogel 46 spongy 46 honeycomb 46 stringy 46 layers 46 protective coating 46 oxidizing 46 epithelial 46 florets 46 fibroblasts 46 pores 45 cytoplasm 45 biofilm 45 caramelize 45 keratinocytes 45 plasma membrane 45 moist 45 insulator 45 granules 45 endometrium 45 UV rays 45 corona 45 linings 45 protrusion 45 fibers 45 polycarbonate plastic 45 oxidize 45 impermeable 45 mucosa 45 ultraviolet rays 45 yellowish 45 liposome 45 malignant cells 45 extracellular matrix 45 rinds 45 silicone rubber 45 whitish 45 hydrophobic 45 midsole 44 ice crystals 44 ultra violet light 44 nanorods 44 peel 44 tooth enamel 44 polymer 44 hair follicles 44 blood vessels