labile
adj. likely to change
Tom’s labile personality can make him difficult to get along with.
labyrinth
n. maze
The office building was like a labyrinth.
laceration
n. cut or wound
The child was treated for lacerations suffered in the accident.
lachrymose
adj. tearful, sad
The mood at the funeral was lachrymose.
lackadaisical
adj. idle, lazy; apathetic, indifferent
Stuart is a lackadaisical studnet.
lackluster
adj. lacking brightness or vitality
His performance this year has been lackluster.
laconic
adj. using few words
The laconic scientist was not an ideal guest on the talk show.
laissez-faire
adj. relating to a doctrine that opposes government interference in the economy; noninterference in the affairs of others
The principal asked the teacher to take a less laissez-faire approach to students.
Lamaism
n. Tibetan Buddhism
The term “Lamaism” probably derives from the Chinese “lama jiao” used to distinguish Tibetan Buddhism from Han Chinese Buddhism, “fo jiao.”
Lamarckism
n. a theory of biological evolution holding that acquired traits can be inherited
A form of Lamarckism was revived in the Soviet Union of the 1930s when Trofim Lysenko promoted Lysenkoism, which suited the ideological opposition of Joseph Stalin to genetics.
lambaste
v. to thrash verbally or physically\
The champion boxer lambasted his opponent.
lament
v. to grieve; express sorrow; regret deeply
The poem laments the death of the poet’s son.
lamentable
adj. distressing; deplorable
There has been a lamentable increase in air pollution.
lampoon
v. to attack with satire, mock harshly
The movie lampoons the country’s leaders.
languid
adj. lacking energy, indifferent, slow
Time moves at a languid pace at this tropical island resort.
languish
v. to become weak; to live in disheartening conditions; to be neglected
A small part of the population was left to languish in poverty.
languor
n. lassitude
They were overcome by weakness and languor during their stay in the tropics.
lapidary
adj. relating to precious stones
Mr. Saunders sells lapidary equipment to jewelers in the New York area.
larceny
n. theft of property
Bob was charged with larceny.
larder
n. place where food is stored
It’s a good idea to keep some canned food in the larder in case of emergency.
largess
n. generosity; gift
As a result of the billionaire’s largess, our town has a new public library.
larynx
n. organ containing vocal cords
The larynx plays a vital role in speech.
lascivious
adj. lustful
The movie appeals primarily to the lascivious impulses in people.
lassitude
n. lethargy, sluggishness
I’m often overcome by lassitude on Sunday afternoon.