basic, simple | complex, elaborate | coherent, logical | rigid, stable | flimsy
The flimsy structure of the vehicle could not withstand even mild impacts.

formal | internal | solid, three-dimensional | anatomical, body, bone, skeletal/skeleton | atomic, cell/cellular, chemical, molecular | grammatical, language, linguistic, sentence, syntactic | administrative, bureaucratic, committee, control, corporate, hierarchical, institutional, management, organizational, power, etc. | economic, financial, political, social, etc.
the social structure of the village

democratic, federal, etc. | class | family, household | pay, price, salary, tax, wage | career

have | lack
The job lacked a basic career structure.

be based on | create, devise, establish
to devise a new management structure

impose

be based on sth

of a … ~
The cell walls of plants are of a fairly rigid structure.

… in ~
The building is very simple in structure.

in a/the ~
There are weaknesses in the structure of the organization.

~ in/within
the salary structure in the firm

a change in structure, a change in/to the structure
significant changes in the power structure

a lack of structure
The novel suffers from a lack of structure.

beautifully, carefully, clearly, neatly, properly, well
She had structured her arguments very carefully.

badly | loosely
a very loosely structured organization

rigidly, tightly | hierarchically, logically

according to
the idea that living organisms had been structured according to a divine plan

around
The teaching is structured around three topics.

into
The company is structured into two divisions.

highly structured
a complex but highly structured complaints procedure