Essential
adjective
adjective: essential
absolutely necessary; extremely important.
"it is essential to keep up-to-date records"
Similar:
crucial
necessary
key
vital
indispensable
needed
required
called for
requisite
important
all-important
vitally important
of the utmost importance
of great consequence
of the essence
critical
life-and-death
imperative
mandatory
compulsory
obligatory
compelling
urgent
pressing
burning
acute
paramount
pre-eminent
high-priority
significant
consequential
Opposite:
inessential
unimportant
optional
fundamental or central to the nature of something or someone.
"the essential weakness of the plaintiff's case"
Similar:
basic
inherent
fundamental
quintessential
intrinsic
underlying
characteristic
innate
rudimentary
primary
principal
cardinal
chief
elementary
elemental
central
pivotal
critical
key
focal
salient
staple
vital
necessary
indispensable
foundational
ingrained
Travel
verb
verb: travel; 3rd person present: travels; past tense: travelled; past participle: travelled; gerund or present participle: travelling; past tense: traveled; past participle: traveled; gerund or present participle: traveling
1.
make a journey, typically of some length.
"the vessel had been travelling from Libya to Ireland"
journey along (a road) or through (a region).
"he travelled the world with the army"
Similar:
journey
tour
take a trip
go on a trip
voyage
go on an expedition
go on an excursion
go sightseeing
globetrot
backpack
roam
rove
range
wend one's way
cruise
hike
trek
tramp
ride
roll
cross
traverse
cover
make one's way over
circumnavigate
go round
move round
move
go
proceed
gallivant
knock about/around
peregrinate
go or be moved from place to place.
"a travelling exhibition"
withstand a journey without illness or impairment.
"he usually travels well, but he did get a bit upset on a very rough crossing"
be successful away from the place of origin.
"accordion music travels well"
2.
(of an object or radiation) move, typically in a constant or predictable way.
"light travels faster than sound"
Similar:
move
proceed
progress
advance
be transmitted
carry