buy

calling

card

cell

chat

close

colors

communication

connection

conversation

credit

cyberspace

day

device

digital

electronic

fingers

hand

hands

holding

key

lake

male

man

messaging

mobile

modern

nails

online

ordering

outdoor

pay

paying

payment

person

phone

portable

purchase

real

screen

shopping

smart

smartphone

technology

telecommunications

telephone

text

time

using

website

writing