you could say that; that might be so
but; however; (and) yet; nevertheless; still; for all that
necessary; needed; essential; necessity; need; requirement
if; when; and; as well as; with; together with; used for quoting (thoughts, speech, etc.)
to think (about, of); to think over; to consider; to bear in mind; to think (that); to believe; to intend (to do)
vast; huge; immense; malva nut (Scaphium affine)
research expenses; research costs
to take (a resource, e.g. time or money); to hang; to come into view; to arrive; to come under (a contract, a tax); to start (engines, motors); to attend
even; even if ...; even though ...; because ...; as ...; with the purpose of ...
reward; compensation; collateral; security; turning to look behind
to move; to stir; to operate; to run; to make a move; to take action; to be touched
everything; anything; nothing
give-and-take; give and take
in that way; thus; so; the same; so?
one's body; one's person; oneself; one's appearance; one's place (in society, etc.); one's position
sacrifice; victim (esp. someone killed); casualty; sacrifice (to a deity)
to make war (on); to wage war (against); to compete (against); to struggle (against adversities, etc.); to fight
to die; to pass away; to lose spirit; to lose vigor; to cease; to stop
also; too; not ... either; (it's not possible) no matter what; although one might wish otherwise
to sink; to go under; to go down (e.g. sun); to set; to feel depressed; to become subdued
obedient; submissive; docile; meek; pliant
crew member; crewman; crew
colonel (JASDF, JGSDF); captain (JMSDF)
serviceman; servicewoman; soldier; member of the armed forces; military personnel
life; life force; lifetime; lifespan; most important thing; foundation
et cetera; etc.; or something; the likes of; for example; for instance
to want; to wish for; to request; to demand; to seek; to search for
captain (JASDF, JGSDF); lieutenant (senior grade; JMSDF)
individual; private person; personal; natural person
regarding ...; concerning ...; about ...; on ...; with respect to ...; in regard to ...
circumstances; conditions; situation; reasons; state of affairs
to differ (from); to be different; to be wrong; to be incorrect; to become abnormal; to go wrong
it seems that ...; it appears that ...; is like ...; is similar to ...
careless; thoughtless; stupid; heedless; unobservant; inadvertent
I've heard that ...; rumour has it that ...; it appears as if ...
this; last (couple of years, etc.); these; you (as in "you liar")
matter; affair; counter for (received) emails, text messages, voicemail messages, etc.; counter for accounts (on a website, email service, etc.)
aspiration; volunteering; desire; application
by the way; incidentally; sometimes; occasionally; precisely (at that time); exactly
to examine; to look up; to investigate; to check up; to sense; to study
few; little; small (amount); low; scarce; insufficient
certainly; of course; even if; no matter (who, what, when, where, why, how); without even; without so much as; at the (least, earliest, etc.)
myself; yourself; I; me; you